Dub Hub
A minimalist mobile e-Wallet for receiving and sending funds with basic banking features, powered by virtual card technology and seamless account linking.
dubhubwallet.comLead Product Designer
React Native Development
Payment Infrastructure
Testing & Compliance
Problem
Traditional banking apps are bloated with features most users never touch, creating friction for people who simply need to send, receive, and manage funds on the go. Younger, mobile-first users were underserved by legacy banking interfaces that required lengthy onboarding, physical card waits, and complex navigation trees just to complete basic transactions.
The fintech landscape was saturated with apps trying to be everything at once. Users needed a focused, minimalist wallet that gave them instant access to virtual cards, seamless peer-to-peer transfers, and the ability to link existing bank accounts without the overhead of a full banking relationship. The challenge was delivering a clean, trustworthy experience that handled real money while feeling effortless.
Solution
Dub Hub was designed as a stripped-down, mobile-first e-wallet that prioritizes the three actions users care about most: creating instant virtual cards, sending and receiving money, and linking their existing financial accounts. By partnering with Gbank (Member FDIC) for banking infrastructure, we ensured full regulatory compliance while keeping the user experience minimal and focused.
The design approach centered on reducing cognitive load at every step. Users can go from download to a funded virtual card in under three minutes. No minimum balance requirements, no hidden fees, no account expiration. Every screen was designed with a single primary action in mind, eliminating the decision fatigue that plagues competing apps.
"We wanted to build the wallet app we wished existed. Something you open, do what you need, and close. No noise, no upsells, just your money."
Understanding Users
Research began with competitive analysis of 12 leading fintech wallets including Venmo, Cash App, Apple Wallet, and Chime. We mapped feature sets against actual usage data and identified a clear pattern: 80% of users relied on only 3-4 core features, yet every competitor packed 15+ features into their navigation.
Competitive analysis mapping feature density against user engagement across 12 fintech wallets
Survey results showing 80% of wallet users rely on just 3-4 core features
User interviews with 30 participants in the 18-35 demographic revealed key frustrations: slow onboarding (average 7 minutes with competitors), waiting days for physical cards, and anxiety around linking bank accounts through unfamiliar interfaces. The top requests were instant card access, fast transfers, and clear transaction history. These insights directly shaped our feature prioritization: virtual cards first, peer-to-peer transfers second, external account linking third.
Design Approach
The design philosophy was "one screen, one action." Every flow was mapped to ensure users could complete their primary task without navigating away or encountering modal interruptions. We iterated through 4 rounds of wireframes, progressively stripping away elements until only the essential interface remained.
Competitive Audit & User Research
Analyzed 12 fintech wallets, conducted 30 user interviews, and surveyed 200+ potential users to identify core pain points around onboarding friction, card wait times, and feature overload.
Information Architecture & Flow Mapping
Defined a flat navigation structure with three primary paths: Virtual Card, Send/Receive, and Link Account. Created user flow diagrams ensuring no task required more than 3 taps from the home screen.
Prototyping & Usability Testing
Built interactive Figma prototypes and ran 3 rounds of usability tests with 15 participants. Onboarding time dropped from 7 minutes (competitor average) to under 3 minutes after each iteration.
Visual Design & Developer Handoff
Established a clean, light-mode design system with clear visual hierarchy. Delivered pixel-perfect specs and component library to the React Native engineering team for cross-platform implementation.
The Solution
The final design centered on four core features, each with its own dedicated experience. The tabbed feature interface gives users instant visual context for what each capability does, while the minimalist UI ensures even first-time users can navigate confidently.
Features
Virtual Card
Create virtual cards on the fly for immediate use online or through your mobile wallet. No waiting for physical cards in the mail. Each virtual card is instantly ready for web purchases, subscription services, and contactless mobile payments via Apple Pay and Google Pay.
Virtual Account
Your own personal virtual checking account for sending and receiving funds. No minimum balance required -- open with $0 and start transacting immediately. Your account never expires or needs renewal, backed by Gbank, Member FDIC.
Link Accounts
Securely link your existing bank accounts and debit or credit cards to fund your Dub Hub Virtual Account. Works with any standard U.S. national bank. Transfer funds in and out with ease, keeping your Dub Hub wallet loaded and ready to go.
Send Money
Send funds directly to other Dub Hub users instantly. The streamlined transfer flow takes just seconds -- enter the amount, select the recipient, and confirm. Transaction history keeps a clear record of every payment sent and received.
The key design decisions revolved around trust and simplicity. For a fintech product handling real money, visual clarity isn't just aesthetic -- it's functional. We used a clean light-mode interface with generous whitespace, clear typography hierarchy, and prominent action buttons to reduce errors and build user confidence. Every transaction confirmation includes clear status indicators and receipt-style summaries.
End-to-end user flow from onboarding to first virtual card creation
Streamlined 3-step onboarding reducing signup time to under 3 minutes
Clean transaction history with clear status indicators and search
Reflection
Dub Hub launched on both iOS and Android, quickly gaining traction in the mobile wallet space. The minimalist approach resonated with users, driving strong adoption and retention:
Instant Virtual Card Issuance
Users go from download to a funded, usable virtual card in under 3 minutes, eliminating the days-long wait for physical cards that competitors require.
Frictionless Fund Transfers
Peer-to-peer transfers complete in seconds with a 3-tap flow. Bank account linking supports any standard U.S. national bank, giving users full flexibility.
Tokenized Security Layer
$1.8M in monthly tokenization volume demonstrates strong user trust. FDIC-backed through Gbank partnership ensures regulatory compliance and deposit protection.
The minimalist design philosophy paid off. By focusing on just four core features, Dub Hub achieved a 65% download-to-active-user conversion rate, significantly outperforming industry averages. The streamlined onboarding and instant virtual card access drove rapid adoption, while the clean transaction experience kept users coming back.
With $600K in monthly processing and $4.2M in yearly revenue, Dub Hub proved that doing less -- but doing it exceptionally well -- creates a sustainable fintech product. The product continues to grow with plans for multi-account support and expanded payment integrations.
Key Learnings
The biggest lesson from Dub Hub was that constraint breeds better design. By committing to "one screen, one action" from day one, we avoided the feature creep that derails most fintech products. Every feature request was evaluated against a simple question: "Does this help users send, receive, or manage their money faster?" If not, it went to the backlog.
Working within the fintech regulatory landscape also reinforced the importance of designing for trust. Micro-interactions like confirmation animations, clear error states, and transparent fee disclosures aren't just polish -- they directly impact whether users feel safe transacting through the app. The partnership with Gbank meant every design decision had compliance implications, which taught me to collaborate early and often with legal and engineering stakeholders rather than designing in isolation.